To eat, to speak, to sing (need we add: to kiss?) are operations which have the same site of the body for origin.
Roland BarthesThe Photograph is violent: not because it shows violent tings, but because on each occasion (i)it fills the sight by force(i), and because in it nothing can be refused or transformed (that we can sometimes call it mild does not contradict its violence: many say that sugar is mild, but to me sugar is violent, and I call it so).
Roland BarthesThe photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here; the duration of the transmission is insignificant; the photograph of the missing being, as Sontag says, will touch me like the delayed rays of a star.
Roland Barthes